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CITY

Cottage Lake

Washington · 22,518 residents · 22.7 sq mi
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Part of the Seattle metro area
The short version

Cottage Lake is a city of 22,518 people in Washington. Households here earn about 117% more than in Washington as a whole. 68% of adults hold a bachelor's degree, against 36% nationally. Home values have roughly tripled since 2000, reaching $1,230,700. Median household income runs $213,106, well clear of the $82,259 US median. 91% of homes are owner-occupied.

At a glance
Wealthier
above the US median
US median: $82,259
Older
median age 44.2
US median: 38.9
More educated
68% hold a bachelor's degree
US average: 36%
Less affordable
home values up 84%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
22,518
−7%since 2000
from 24,330 in 2000
2000 – 2024
Population density
990 / sq mi
−7%since 2009
from 1,067 / sq mi in 2009
US average: 281
Median age
44.2
+18%since 2000
from 37.3 in 2000
US average: 38.9
Land area
22.7 sq mi
Population, 2000 – 2024
22K23K23K24K25K2000201020202024Cottage Lake
202423K
2000201020202024
Age distribution, 2024
Under 55.8%(1,313)
US avg: 5.6%
5 to 95.7%(1,294)
US avg: 6%
10 to 147.1%(1,608)
US avg: 6.4%
15 to 196.7%(1,503)
US avg: 6.6%
20 to 243.8%(851)
US avg: 6.5%
25 to 349.1%(2,046)
US avg: 13.7%
35 to 4413.3%(2,995)
US avg: 13.2%
45 to 5414.2%(3,193)
US avg: 12.2%
55 to 6416.1%(3,635)
US avg: 12.7%
65 to 7413.2%(2,962)
US avg: 10.2%
75 to 844.3%(965)
US avg: 5.1%
85 and over0.7%(153)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$213,106
+27%inflation adjusted, since 2000
from $92,388 in 2000
US average: $82,259
2000 – 2024
Per capita income
$93,328
+135%since 2000
from $39,763 in 2000
US average: $44,673
Households earning $100K+
87.2%
+11.9 ptssince 2009
from 75.3% in 2009
US average: 53.3%
Poverty rate
3.2%
+0.5 ptssince 2000
from 2.7% in 2000
US average: 12.5%
Income inequality (Gini)
0.422
+6%since 2010
from 0.397 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade11.7%
US avg: 9.9%
Information9.1%
US avg: 10.8%
Arts, entertainment, food6.8%
US avg: 1.9%
Wholesale trade6.4%
US avg: 6.9%
Other services5.8%
US avg: 6.7%
Public administration2.9%
US avg: 4.8%
Finance & insurance2.2%
US avg: 5.9%
Transportation & warehousing1.9%
US avg: 2.2%
Professional, scientific, technical1.5%
US avg: 5.1%
Agriculture, forestry, fishing0.7%
US avg: 1.6%
Construction0.7%
US avg: 1.2%
Education & health services0.6%
US avg: 0.9%
Manufacturing0%
US avg: 0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$1,230,700
+84%inflation adjusted, since 2000
from $368,100 in 2000
US average: $376,019
2000 – 2024
Median gross rent
$2,740
+68%inflation adjusted, since 2000
from $897 in 2000
US average: $1,442
Owner-occupied
91.1%
Unchangedsince 2000
from 91.1% in 2000
8.9% rent
Vacancy rate
3.1%
+1.0 ptssince 2009
from 2.1% in 2009
US average: 10.0%
Persons per household
2.88 people
−4%since 2009
from 3.01 people in 2009
US average: 2.54
Owner cost-burdened
21.5%
−16.2 ptssince 2009
from 37.7% in 2009
US average: 22.9%
Renter cost-burdened
49.6%
+10.6 ptssince 2009
from 38.9% in 2009
US average: 47.4%
Afford Score
5.8
+28%since 2009
from 4.5 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Gentrification Score
69
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04

Race & ethnicity

2000
White, non-Hispanic89.6%(21,792)
Black0.6%(152)
Hispanic / Latino3%(721)
Asian3.8%(915)
Other0%
2024
White, non-Hispanic76.4%(17,197)
Black0.2%(46)
Hispanic / Latino6%(1,357)
Asian10%(2,262)
Other7.4%(1,656)
Diversity Score
50
+90%since 2009
from 26 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican4.1%(931)
Nicaraguan0.3%(75)
Colombian0.3%(59)
Peruvian0.2%(55)
Dominican0.2%(44)
Puerto Rican0.2%(42)
Spaniard0.2%(38)
Asian origin
Asian Indian3.9%(870)
Chinese2.4%(533)
Japanese0.9%(213)
Korean0.6%(132)
Filipino0.4%(94)
Pakistani0.4%(83)
Taiwanese0.2%(51)
Sri Lankan0.2%(34)
Burmese0%(11)
Laotian0%(8)
Pacific Islander origin
Samoan0.3%(70)
Chamorro0.2%(56)
Fijian0.2%(36)
Ancestry
English18.7%(4,205)
German18.1%(4,068)
Irish13.6%(3,061)
Norwegian7%(1,585)
American4.9%(1,114)
Italian4.6%(1,029)
Swedish3.3%(744)
French3.1%(699)
Russian2.9%(664)
Polish2.1%(469)
Welsh2%(446)
Dutch1.5%(331)
+ 27 more ancestry groups with data
Scottish1.5%(329)
Danish1%(231)
Scotch-Irish0.9%(205)
Armenian0.9%(193)
British0.8%(191)
Swiss0.8%(189)
Austrian0.7%(158)
Ukrainian0.7%(156)
Canadian0.5%(114)
Finnish0.5%(112)
Israeli0.5%(104)
Iranian0.5%(102)
Slovak0.4%(87)
Romanian0.3%(73)
Hungarian0.3%(72)
Greek0.3%(70)
Portuguese0.2%(51)
Lithuanian0.2%(43)
Czech0.2%(42)
Belgian0.1%(25)
Brazilian0.1%(23)
Arab0.1%(14)
Lebanese0.1%(14)
Serbian0%(11)
Section 05

Education

Bachelor's degree or higher
67.8%
+14.6 ptssince 2000
from 53.2% in 2000
US average: 35.6%
High school or higher
96.9%
−0.3 ptssince 2000
from 97.1% in 2000
US average: 89.6%
Graduate degree
26.8%
+10.7 ptssince 2000
from 16.1% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
25.9 min
+34%since 2000
from 19.3 min in 2000
US average: 26.5
Drive alone to work
57.4%
−16.8 ptssince 2009
from 74.2% in 2009
US average: 68.9%
Carpooled to work
6.0%
−2.8 ptssince 2009
from 8.9% in 2009
US average: 8.5%
Public transit
0.8%
−1.8 ptssince 2009
from 2.6% in 2009
US average: 3.2%
Worked from home
33.8%
+22.9 ptssince 2009
from 10.8% in 2009
US average: 15.0%
Walked to work
0.6%
−1.3 ptssince 2009
from 1.9% in 2009
US average: 2.4%
Biked to work
0.1%
−0.6 ptssince 2009
from 0.7% in 2009
US average: 0.4%
No vehicle available
0.9%
−0.4 ptssince 2009
from 1.2% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
4.1%
−1.7 ptssince 2011
from 5.8% in 2011
US average: 5.2%
Labor force participation
59.6%
−9.8 ptssince 2011
from 69.3% in 2011
US average: 63.5%
Women 20-64 in the labor force
65.4%
−2.1 ptssince 2020
from 67.5% in 2020
US average: 74.6%
Self-employed
7.6%
−1.2 ptssince 2009
from 8.8% in 2009
US average: 13.1%
Management & professional
68.9%
+7.8 ptssince 2009
from 61.1% in 2009
US average: 42.5%
Section 08

People & community

Male
52.1%
+1.6 ptssince 2009
from 50.5% in 2009
Female
47.9%
−1.6 ptssince 2009
from 49.5% in 2009
Foreign born
17.1%
+9.8 ptssince 2009
from 7.4% in 2009
US average: 14.1%
Veterans
3.3%
−6.6 ptssince 2009
from 9.9% in 2009
US average: 6.2%
With a disability
8.0%
+3.2 ptssince 2012
from 4.8% in 2012
US average: 13.3%
Uninsured
2.5%
−1.8 ptssince 2013
from 4.3% in 2013
US average: 8.4%
Broadband at home
98.8%
+6.3 ptssince 2017
from 92.5% in 2017
US average: 91.0%
Computer in household
99.6%
+0.9 ptssince 2020
from 98.7% in 2020
US average: 95.5%
Same house as last year
94.0%
+2.2 ptssince 2020
from 91.9% in 2020
US average: 87.7%
English only at home
81.9%
−5.5 ptssince 2016
from 87.4% in 2016
US average: 77.7%
Spanish at home
4.2%
+1.0 ptssince 2016
from 3.2% in 2016
US average: 13.6%
Marital status
Men 15+
Never married26.8%(2,527)
Married67.8%(6,391)
Widowed0.6%(57)
Divorced4.8%(451)
Women 15+
Never married17.7%(1,573)
Married71.6%(6,360)
Widowed4.1%(367)
Divorced6.5%(577)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Uninsured
2.5%
−1.8 ptssince 2013
from 4.3% in 2013
US average: 8.4%
Employer-based
73.0%
−0.3 ptssince 2020
from 73.3% in 2020
US average: 54.8%
Direct-purchase
12.7%
−2.2 ptssince 2020
from 14.9% in 2020
US average: 13.8%
Medicare
17.5%
+3.8 ptssince 2020
from 13.7% in 2020
US average: 18.4%
Medicaid
9.5%
+3.9 ptssince 2020
from 5.6% in 2020
US average: 20.9%
VA health care
0.6%
−0.4 ptssince 2020
from 1.0% in 2020
US average: 2.2%
Any private
82.9%
−2.5 ptssince 2020
from 85.4% in 2020
US average: 67.1%
Any public
25.8%
+7.4 ptssince 2020
from 18.4% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)9.2%(52)
US avg: 26.4%
Gulf War (1990s)15.7%(89)
US avg: 24.3%
Vietnam era58.6%(333)
US avg: 33.1%
Korean War4.8%(27)
US avg: 4.5%
World War II0%(0)
US avg: 1%

Share of the 568 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

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Head to head

Compare Cottage Lake to nearby cities

COTTAGE LAKE VS
Woodinville
Income$164,398−23%
Home value$1,100,100−11%
Population14,548−35%
SEE FULL COMPARISON →
COTTAGE LAKE VS
Maltby
Income$185,457−13%
Home value$1,002,100−19%
Population10,910−52%
SEE FULL COMPARISON →
COTTAGE LAKE VS
Duvall
Income$197,361−7%
Home value$830,100−33%
Population9,440−58%
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COTTAGE LAKE VS
Redmond
Income$162,560−24%
Home value$1,167,800−5%
Population82,506+266%
SEE FULL COMPARISON →
Frequently asked

How many people live in Cottage Lake, Washington?

Cottage Lake, Washington has about 22,518 residents according to the 2024 American Community Survey.

What is the median household income in Cottage Lake, Washington?

The typical household in Cottage Lake, Washington earns about $213,106 a year. Half of households make more than that, and half make less.

Is Cottage Lake, Washington expensive?

In Cottage Lake, Washington, the median home is worth about $1,230,700, and the typical rent is about $2,740 a month.

How educated are people in Cottage Lake, Washington?

About 67.8% of adults age 25 and over in Cottage Lake, Washington hold a bachelor's degree or higher.

What is the poverty rate in Cottage Lake, Washington?

About 3.2% of people in Cottage Lake, Washington live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →